CN208608508U - The carbon brush component and motor simplified - Google Patents

Abstract

The utility model provides a kind of carbon brush component simplified, it includes carbon brush sleeve, conductive sheet, carbon brush body, spring and pressing part, wherein, carbon brush sleeve includes receiving hole and interacts the setting through-hole of perforation with receiving hole, the aperture of one end is less than the aperture of the other end in receiving hole, conductive sheet is fixed in setting through-hole, and carbon brush body is slidably arranged in carbon brush sleeve and the inner wall sliding contact with the smaller one end of receiving hole internal orifice dimension.The contact area that the carbon brush component simplified of the utility model passes through reduction carbon brush body and carbon brush sleeve inner wall, to reduce friction between the two, it does not need that copper sheathing additionally is arranged, it reduces costs, simplify installment work, the detent piece on conductive sheet is pushed by setting pressing part simultaneously, so that detent piece can be by being arranged through-hole, and then is conducive to the disassembly of conductive sheet.

Description

The carbon brush component and motor simplified

Technical field

The utility model relates to motor field, in particular to a kind of carbon brush component simplified and the electricity using the carbon brush component Machine.

Background technique

Existing carbon brush component generally comprises carbon brush body, the copper sheathing being fixed in carbon brush body and the set for containing copper sheathing Brush retainer.Existing structure needs first to cover upper copper sheathing during installation, then copper sheathing is fixed on carbon brush holder again, copper sheathing It being unlikely to deform, and smooth surface, biggish friction can be generated by avoiding carbon brush body and directly contacting with carbon brush holder, but Cost is increased using copper sheathing, and more during installation installation steps, so that installment work is more cumbersome, while also deposited In the problem that dismounting is difficult.

Therefore need to provide a kind of carbon brush component simplified to solve above-mentioned technical problem.

Utility model content

The utility model provides a kind of carbon brush component simplified, by reducing connecing for carbon brush body and carbon brush sleeve inner wall Contacting surface product does not need that copper sheathing additionally is arranged, reduces costs, simplify installment work, together to reduce friction between the two When by setting pressing part by conductive sheet detent piece push so that detent piece can pass through setting through-hole, Jin Erli In the disassembly of conductive sheet, cost is increased to solve carbon brush combination settings copper sheathing in the prior art, and more during installation One installation steps, so that installment work is more cumbersome, while the problem difficult there is also dismounting.

In order to solve the above technical problems, the technical solution of the utility model are as follows: a kind of carbon brush component simplified comprising:

Carbon brush sleeve, the receiving hole including penetrating through the carbon brush sleeve, is provided with and the receiving in one end of the carbon brush sleeve The setting through-hole of hole interaction perforation, the receiving hole are less than far from the aperture of described setting through-hole one end close to the setting through-hole The aperture of one end；

Conductive sheet is fixed in the setting through-hole, including being located at the limiting section of one end and being located at the conduction Detent piece on plate plane, the detent piece are located in the receiving hole, and the limiting section is located at outside the carbon brush sleeve, to make The fixed limit of the conductive sheet is obtained on the carbon brush sleeve, the detent piece is the bullet to the opening direction protrusion of the receiving hole Property piece, the height of projection of the detent piece is greater than the corresponding height of the setting through-hole；

Carbon brush body is slidably arranged in the carbon brush sleeve and sliding with the inner wall of described smaller one end of receiving hole internal orifice dimension Dynamic contact, one end extend out to except the carbon brush sleeve with corresponding commutator sliding contact, the other end passes through conductor wire and institute State conductive sheet electric connection；

Spring in the carbon brush sleeve and is connected between the conductive sheet and the carbon brush body, to be used for institute It states carbon brush body elasticity and squeezes to commutator and contact；

Pressing part is slidably arranged in the carbon brush sleeve close to one end of the conductive sheet, is used to push the detent piece, So that the detent piece can pass through the setting through-hole.

In the present invention, the pressing part includes connection frame and the pressure head that is fixed on the connection frame, The both ends of the connection frame are slidably connected at the both sides external of the carbon brush sleeve, the pressure head by the receiving hole open at one end It extends in the receiving hole, the extended planar of the glide direction of the pressing part perpendicular to the conductive sheet.

Further, the both sides external of the carbon brush sleeve is provided with sliding slot, is flexible plastic material in the connection frame, The maximum flexibility open width of the connection frame be greater than the carbon brush sleeve both sides external apart from width so that the connection Frame can be detached from the connection with the carbon brush sleeve by opening.

In the present invention, the carbon brush component simplified further includes between the spring and the conductive sheet The one side of connection sheet, the conductor wire and the connection sheet is electrically welded, and the another side of the connection sheet and the conductive sheet are sliding Dynamic contact.

Further, the length and width of the connection sheet are less than the cross-sectional aspect of the receiving hole, the length of the connection sheet Greater than the length that through-hole is arranged to prevent the connection sheet from skidding off from the setting through-hole.

In the present invention, the both ends of the conductive sheet are extended in the outside of the carbon brush sleeve, in the conductive sheet Both ends be provided with the connecting hole for electric connection.

Further, when the detent piece is pressed to setting height by the pressing part, and the conductive sheet is far from described When one end of limiting section is slid into the setting through-hole, the detent piece is slid into the setting through-hole.

In the present invention, the external side of the carbon brush sleeve is provided with extension, is arranged on the extension There is the mounting hole for fixed installation.

The utility model further includes a kind of motor comprising:

Stator；

Rotor is rotatably arranged in the stator；

First support is fixedly connected on the one end in the stator shaft orientation direction；

Second support is fixedly connected on the other end in the stator shaft orientation direction；

Shaft is fixedly connected with the rotor, the both ends of the shaft pass through bearing respectively with the first support and The second support rotation connection；

Commutator is fixed in the shaft, and is located at the inside of the second support；

The carbon brush component is fixed in the second support.

Wherein, the locating slot for the carbon brush sleeve to be arranged is provided in the second support, the carbon brush sleeve includes Biggish first end of cross-sectional aspect and lesser second end of cross-sectional aspect, second end are located by connecting on described In locating slot, the cross-sectional aspect of first end is greater than the notch length and width of the locating slot, the extension of the carbon brush sleeve Positioned at the side of first end, the mounting hole that fixing glue passes through on the extension is fixedly connected with the second support.

The utility model compared to the prior art, it has the advantage that: the carbon brush component simplified of the utility model passes through The contact area of carbon brush body and carbon brush sleeve inner wall is reduced, to reduce friction between the two, does not need that copper additionally is arranged Set, reduces costs, and simplifies installment work, while pushing the detent piece on conductive sheet by setting pressing part, thus Enable detent piece by the way that through-hole is arranged, and then is conducive to the disassembly of conductive sheet.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below in embodiment Required attached drawing is briefly described, and the accompanying drawings in the following description is only that the section Example of the utility model is corresponding Attached drawing.

Fig. 1 is the structural schematic diagram using the motor of the carbon brush component simplified of the utility model.

Fig. 2 is the schematic cross-sectional view of the carbon brush component simplified of the utility model.

Fig. 3 is the carbon brush sleeve of the carbon brush component simplified of the utility model and the structural schematic diagram of conductive sheet.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those skilled in the art are obtained without making creative work The every other embodiment obtained, fall within the protection scope of the utility model.

Carbon brush component in the prior art is provided with copper sheathing, increases cost, and a more during installation installation walks Suddenly, so that installment work is more cumbersome, while the problem difficult there is also dismounting.

The following is it is provided by the utility model it is a kind of can solve the above technical problem using simplifying in the utility model Carbon brush component motor preferred embodiment.

Fig. 1 is please referred to, wherein Fig. 1 is the structural schematic diagram using the motor of the carbon brush component simplified of the utility model.

The similar unit of structure is to be given the same reference numerals in the figure.

The preferred embodiment of the carbon brush component provided by the utility model simplified are as follows: a kind of motor comprising stator 11 turns Son.First support 12, second support 13, shaft 14, commutator 15 and carbon brush component；

Wherein, rotor is rotatably arranged in stator 11；

First support 12 is fixedly connected on one end of 11 axial direction of stator；

Second support 13 is fixedly connected on the other end of 11 axial direction of stator；

Shaft 14 is fixedly connected with the rotor, the both ends of shaft 14 pass through bearing respectively with first support 12 and second Frame 13 is rotatablely connected；

Commutator 15 is fixed in shaft 14, and is located at the inside of second support 13；

Carbon brush component is fixed in second support 13 by carbon brush sleeve 16, the carbon brush body 19 on carbon brush component with change It is contacted to device 15.

Wherein, the locating slot for carbon brush sleeve 16 to be arranged is provided in second support 13, carbon brush sleeve 16 includes cross section Biggish first end 161 of length and width and lesser second end 162 of cross-sectional aspect, the second end 162 are located by connecting on positioning In slot, the cross-sectional aspect of the first end 161 is greater than the notch length and width of locating slot, to exist with the setting of the first end 161 is made In the plane of second support 13, the extension 165 of carbon brush sleeve 16 is located at the side of the first end 161, and fixing glue extends through portion Mounting hole 166 on 165 is fixedly connected with second support 13, fixing glue here can for pin, screw or other for cooperating The connector that mounting hole 166 is fixedly connected.

Referring to figure 2. and Fig. 3, wherein Fig. 2 be the utility model the carbon brush component simplified schematic cross-sectional view, figure 3 be the carbon brush sleeve of the carbon brush component simplified of the utility model and the structural schematic diagram of conductive sheet.

Carbon brush component in this preferred embodiment includes carbon brush sleeve 16, conductive sheet 17, carbon brush body 19, spring 1A and pressure Component 18；

Wherein, carbon brush sleeve 16 includes the receiving hole 163 of perforation carbon brush sleeve 16, is provided with and accommodates in one end of carbon brush sleeve 16 The setting through-hole 164 of the interaction perforation of hole 163, the aperture that receiving hole 163 is arranged distant from 164 one end of through-hole, which is less than, is arranged close to through-hole The aperture of 164 one end；

Conductive sheet 17 is fixed in setting through-hole 164, including being located at the limiting section 172 of one end and being located at conductive sheet Detent piece 171 in 17 planes, detent piece 171 are located in receiving hole 163, and limiting section 172 is located at outside carbon brush sleeve 16, to make The fixed limit of conductive sheet 17 is obtained on carbon brush sleeve 16, detent piece 171 is to the elastic piece of the opening direction protrusion of receiving hole, card The height of projection of bit slice 171 is greater than the setting corresponding height of through-hole 164, so that the limit of detent piece 171 is in receiving hole 163 It is interior；

Carbon brush body 19 is slidably arranged in carbon brush sleeve 16 and slides with the inner wall of the smaller one end of 163 internal orifice dimension of receiving hole Contact, contact area is small, can be reduced the friction between carbon brush body 19 and the inner wall of receiving hole 163, guarantees the smooth of sliding, One end of carbon brush body 19 extend out to except carbon brush sleeve 16 with corresponding 15 sliding contact of commutator, the other end passes through conductor wire 1B and conductive sheet 17 are electrically connected；

Spring 1A is located in carbon brush sleeve 16 and is connected between conductive sheet 17 and carbon brush body 19, to be used for carbon brush body 19 elasticity, which squeeze, extremely to be contacted with commutator 15；

Pressing part 18 is slidably arranged in carbon brush sleeve 16 close to one end of conductive sheet 17, for detent piece 171 to be pushed, with Detent piece 171 is enabled to pass through setting through-hole 164.

Specifically, pressing part 18 includes connection frame 181 and the pressure head 182 being fixed on connection frame 181, connection The both ends of frame 181 are slidably connected at the both sides external of carbon brush sleeve 16, and pressure head 182 extends to appearance by the open at one end of receiving hole 163 It receives in hole 163, the glide direction of pressing part 18 is slided so as to pass through to detent perpendicular to the extended planar of conductive sheet 17 Piece 171 forms pressing.

Wherein, the both sides external of carbon brush sleeve 16 is provided with sliding slot, is flexible plastic material, connection frame in connection frame 181 181 maximum flexibility open width be greater than the both sides external of carbon brush sleeve 16 apart from width so that connection frame 181 can be by opening Open be detached from the connection of carbon brush sleeve 16 so that pressing part 18 can be according to circumstances connected on carbon brush sleeve 16 in selective installation.

In the preferred embodiment, the carbon brush component simplified further includes the connection sheet between spring 1A and conductive sheet 17 The one side of 1C, conductor wire 1B and connection sheet 1C are electrically welded, the another side of connection sheet 1C and 17 sliding contact of conductive sheet, to make Interference effect will not be formed to the installation and removal of conductive sheet 17 by obtaining conductor wire 1B.

Wherein, the length and width of connection sheet 1C are less than the cross-sectional aspect of receiving hole 163, are packed into receiving hole convenient for connection sheet 1C In 163, the length of connection sheet 1C is greater than the length of setting through-hole 164 to prevent connection sheet 1C from skidding off from setting through-hole 164.

In the preferred embodiment, the both ends of conductive sheet 17 are extended in the outside of carbon brush sleeve 16, the two of conductive sheet 17 End is provided with the connecting hole for electric connection.

Wherein, when detent piece 171 is pressed to setting height by pressing part 18, and conductive sheet 17 far from limiting section 172 one When end is slid into setting through-hole 164, detent piece 171 is slid into setting through-hole 164, i.e., squeezes when by one end of conductive sheet 17 When in setting through-hole 164, detent piece 171 is just entered in setting through-hole 164, and detent piece 171 is no longer and in receiving hole 163 Wall surface limit contact, can be pulled out by the other end of drawing conductive sheet 17.

In the preferred embodiment, the external side of carbon brush sleeve 16 is provided with extension 165, is set on extension 165 It is equipped with the mounting hole 166 for fixed installation.

Working principle of the utility model is: when installation connect the carbon brush component when, only need to by conductive sheet 17 from setting through-hole Detent piece 171, wherein should be noted the overbending direction of the detent piece 171 on conductive sheet 17, need to connect by 164 insertions with conductive sheet 17 One end be preferentially inserted into setting through-hole 164 so that setting through-hole 164 inner wall squeeze detent piece 171 so that detent piece 171 can be moved in receiving hole 163, and detent piece 171 just bounces after being detached from the extruding of setting 164 inner wall of through-hole, so that detent Piece 171 limits in receiving hole 163；

On the other hand, the assembly of carbon brush body 19, conductor wire 1B, spring 1A and connection sheet 1C will be connected with from carbon brush The one end of set 16 far from conductive sheet 17 is packed into, and then the fixation of carbon brush sleeve 16 is filled in the locating slot of second support 13 again, simultaneously It should be noted and abut carbon brush body 19 and commutator 15.

When disassembled, carbon brush sleeve 16 need to only be separated from second support 13, it then can be by carbon brush body 19, conductor wire The assembly of 1B, spring 1A and connection sheet 1C are extracted out of carbon brush sleeve 16, then press pressing part 18 and pressure head 182 is squeezed Detent piece 171 pushes, so that the height of detent piece 171 subsequently squeezes conductive sheet 17 lower than the setting corresponding height of through-hole 164 Far from limiting section 172 one end, while can drawing conductive sheet 17 can be pulled out.

The assembly and disassembly process of the carbon brush component simplified of this preferred embodiment is completed in this way.

The carbon brush component simplified of this preferred embodiment passes through the contact area for reducing carbon brush body and carbon brush sleeve inner wall, To reduce friction between the two, does not need that copper sheathing additionally is arranged, reduce costs, simplify installment work, pass through simultaneously Pressing part is arranged to push the detent piece on conductive sheet, so that detent piece can be by being arranged through-hole, and then is conducive to conduction The disassembly of piece.

Although above preferred embodiment is not used in conclusion the utility model is disclosed above with preferred embodiment To limit the utility model, those skilled in the art can make without departing from the spirit and scope of the utility model It is various to change and retouch, therefore the protection scope of the utility model subjects to the scope of the claims.

Claims (10)

1. a kind of carbon brush component simplified characterized by comprising

Carbon brush sleeve, the receiving hole including penetrating through the carbon brush sleeve, is provided in one end of the carbon brush sleeve and hands over the receiving hole The setting through-hole mutually penetrated through, the receiving hole are less than far from the aperture of described setting through-hole one end close to described setting through-hole one end Aperture；

Conductive sheet is fixed in the setting through-hole, is put down including being located at the limiting section of one end and being located at the conductive sheet Detent piece on face, the detent piece are located in the receiving hole, and the limiting section is located at outside the carbon brush sleeve, so that institute The fixed limit of conductive sheet is stated on the carbon brush sleeve, the detent piece is the elasticity to the opening direction protrusion of the receiving hole The height of projection of piece, the detent piece is greater than the corresponding height of the setting through-hole；

Carbon brush body is slidably arranged in the carbon brush sleeve and connects with the sliding of the inner wall of described receiving hole internal orifice dimension smaller one end Touching, one end extend out to except the carbon brush sleeve with corresponding commutator sliding contact, the other end led with described by conductor wire Electric piece is electrically connected；

Spring in the carbon brush sleeve and is connected between the conductive sheet and the carbon brush body, to be used for the carbon It brushes this body elasticity and squeezes to commutator and contact；

Pressing part is slidably arranged in the carbon brush sleeve close to one end of the conductive sheet, is used to push the detent piece, so that The setting through-hole can be passed through by obtaining the detent piece.

2. the carbon brush component according to claim 1 simplified, which is characterized in that the pressing part includes connection frame and consolidates Pressure head on the connection frame is set calmly, and the both ends of the connection frame are slidably connected at the both sides external of the carbon brush sleeve, institute It states pressure head to be extended in the receiving hole by the open at one end of the receiving hole, the glide direction of the pressing part is perpendicular to described The extended planar of conductive sheet.

3. the carbon brush component according to claim 2 simplified, which is characterized in that be arranged in the both sides external of the carbon brush sleeve There is sliding slot, is flexible plastic material in the connection frame, the maximum flexibility open width of the connection frame is greater than the carbon brush sleeve Both sides external apart from width so that the connection frame can be detached from the connection with the carbon brush sleeve by opening.

4. the carbon brush component according to claim 1 simplified, which is characterized in that the carbon brush component simplified further includes position The one side of connection sheet between the spring and the conductive sheet, the conductor wire and the connection sheet is electrically welded, described The another side of connection sheet and the conductive sheet sliding contact.

5. the carbon brush component according to claim 4 simplified, which is characterized in that the length and width of the connection sheet are less than the appearance Receive the cross-sectional aspect in hole, the length of the connection sheet is greater than the length of the setting through-hole to prevent the connection sheet from described Setting through-hole skids off.

6. the carbon brush component according to claim 1 simplified, which is characterized in that the both ends of the conductive sheet are extended in institute The outside for stating carbon brush sleeve is provided with the connecting hole for electric connection at the both ends of the conductive sheet.

7. the carbon brush component according to claim 6 simplified, which is characterized in that when the pressing part will be under the detent piece It is depressed into setting height, and when the conductive sheet is slid into the setting through-hole far from one end of the limiting section, the detent Piece slides into the setting through-hole.

8. the carbon brush component according to claim 1 simplified, which is characterized in that be arranged in the external side of the carbon brush sleeve There is extension, the mounting hole for fixed installation is provided on the extension.

9. a kind of motor characterized by comprising

Stator；

Rotor is rotatably arranged in the stator；

First support is fixedly connected on the one end in the stator shaft orientation direction；

Second support is fixedly connected on the other end in the stator shaft orientation direction；

Shaft is fixedly connected with the rotor, the both ends of the shaft pass through bearing respectively with the first support and described Second support rotation connection；

Commutator is fixed in the shaft, and is located at the inside of the second support；

Any carbon brush component, is fixed in the second support in claim 1~8.

10. motor according to claim 9, which is characterized in that be provided in the second support described for being arranged The locating slot of carbon brush sleeve, the carbon brush sleeve include biggish first end of cross-sectional aspect and the lesser second end of cross-sectional aspect Head, second end are located by connecting in the locating slot, and the cross-sectional aspect of first end is greater than the locating slot Notch length and width, the extending part of the carbon brush sleeve passes through on the extension in the side of first end, fixing glue Mounting hole is fixedly connected with the second support.